DELL 540-BBHG Network Card and Adapter Internal 1000 Mbit/s Ethernet The BCM5720 card is a fully integrated 10/100/1000 BASE-T Gigabit Ethernet physical layer and MAC (Media Access Control) transceiver solution for high-performance networking applications. The four-port Gigabit daughter network card features four IEEE 802.3-compliant triple-speed Media Access Controllers (MACs) with four 10/100/1000 Ethernet transceivers (PHYs), PCI Express bus interface, and on-chip memory buffer in a single device. It is based on two BCM5720 controllers of two ports each. The product is compatible with the systems listed below. - PowerEdge R620 - PowerEdge R630 - PowerEdge R720 - Poweredge R720xd - PowerEdge R730 - PowerEdge R730XD - PowerEdge R820 - PowerEdge R920 - PowerVault DL4000 - PowerVault DR4100 - PowerVault DX6112 SN